2014-09-26  Christophe Lyon  <christophe.lyon@linaro.org>

	[AArch64] Enable Address Sanitizer.

	gcc/
	* config/aarch64/aarch64-linux.h (ASAN_CC1_SPEC): Define.
        (CC1_SPEC): Define.
        * config/aarch64/aarch64.c (aarch64_asan_shadow_offset): New function.
        (TARGET_ASAN_SHADOW_OFFSET): Define.

	libsanitzer/
	* configure.tgt: Enable build on aarch64*-linux.

From-SVN: r215642